State Of Carajas
Mostrando 1-12 de 22 artigos, teses e dissertações.
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1. Mineralogical characterization of copper lateritic ore from the Furnas deposit - Carajás, Brazil
Abstract Furnas is a small and not well-known copper sulfide deposit in the northern Carajás mineral province (Pará State, Brazil). Mineralogical and geochemical studies were performed on three weathered samples in order to verify the presence of copper in the lateritic minerals. According to these Cu-bearing minerals (malachite, e.g.), the weathered ore c
REM, Int. Eng. J.. Publicado em: 2020-09
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2. Contribuições para a flora de samambaias da Serra dos Carajás, Pará, Brasil
Resumo Este estudo trata os táxons das famílias Athyriaceae, Lomariopsidaceae, Metaxyaceae e Saccolomataceae (Polypodiopsida) encontrados nas formações de Floresta Ombrófila Densa circunvizinhas às formações de canga da Serra dos Carajás, estado do Pará, e conta com descrições, imagens, distribuição e comentários. Na área de estudo foram regi
Rodriguésia. Publicado em: 11/11/2019
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3. O Holoceno inferior e a antropogênese amazônica na longa história indígena da Amazônia oriental (Carajás, Pará, Brasil)
Resumo Segundo estudos recentes, a influência indígena sobre a floresta amazônica foi intensa, diversificada e teve início com a chegada do Homem na região, nos primórdios do Holoceno inferior. Nesta história de longa duração, no entanto, a seleção cultural de espécies úteis promovidas não foi uma via de mão única. Ela impactou a seleção na
Bol. Mus. Para. Emílio Goeldi. Ciênc. hum.. Publicado em: 26/08/2019
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4. Distribution extension of Phimophis guerini (Serpentes: Dipsadidae: Xenodontinae) in the Brazilian Amazon
ABSTRACT Phimophis guerini Duméril, Bibron & Duméril, 1854 is a Xenodontinae snake distributed in Argentina, Brazil and Paraguay. In Brazil, the species is broadly distributed, occurring mainly in open areas of the Cerrado, but also in the Amazon, Atlantic forest and Caatinga. We provide a new record for this species from the municipality of Santarém in t
Zoologia (Curitiba). Publicado em: 22/07/2019
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5. Useful plants and their relation to archaeological sites in the Serra de Carajás, Brazil
Abstract: Multidisciplinary studies including archeology and ethnobotany that seek to understand human interventions on the landscape have obtained important results concerning Amazon biodiversity. This study aims to identify the useful plants in different phytophysiognomies related to archeological sites in the Serra de Carajás, in the state of Pará, as w
An. Acad. Bras. Ciênc.. Publicado em: 08/04/2019
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6. Influence of seasonal variation on the hydro-biogeochemical characteristics of two upland lakes in the Southeastern Amazon, Brazil
ABSTRACT Limnological characteristics of the Violão and Amendoim lakes, in the Serra dos Carajás, Amazon, were studied interannually (2013-2014). Climate data indicate anomalous conditions during the 2013 rainy period with higher rainfall and lower temperature in the beginning (November). Lake levels were influenced after the first and second hour of each
An. Acad. Bras. Ciênc.. Publicado em: 2016-12
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7. Leprosy and pregnancy in the State of Para: an epidemiological perspective
Introduction A few older publications describe leprosy associated with pregnancy, a situation that has been linked to leprosy exacerbation. This study aimed to describe the detection rate of this association in the State of Pará by county and Integration Region (IR) from 2007 to 2009 via an analysis of sociodemographic, epidemiological and operational indi
Rev. Soc. Bras. Med. Trop.. Publicado em: 23/07/2013
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8. Analysis of the detection coefficient for the association between leprosy and pregnancy in the integration region of Carajas, State of Para, Brazil
Introduction The association between leprosy and pregnancy is currently poorly understood and has been linked to serious clinical consequences. Methods A retrospective study between 2007 and 2009 was performed in the integration region of Carajás, Brazil on a population of pregnant lepers, with non-lepers of ages 12-49 years serving as the reference popu
Rev. Soc. Bras. Med. Trop.. Publicado em: 12/07/2013
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9. Controle na distribuição das lateritas e saprolitos de alto teor no depósito de níquel laterítico do Jacaré, Distrito de Carajás, Brasil
The Jacaré world class nickel lateritic deposit (495Mt @ 1,19% Ni) is positioned about 52 Km NNE straight line from São Félix do Xingu/PA State - Carajás Mineral Province. The deposit occurs in essentially dunitic and gabbroic rocks magmatically layered with subordinated peridotites and pyroxenites levels. The saprolitic zones host the main Ni ores and t
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2011
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10. Contribuição à paleoecologia da Amazônia Meridional na planície de inundação do Rio Teles Pires, do norte do Estado do Mato Grosso
Records of isotopic and elemental carbon and nitrogen and pollen in lake sediments and soils have been used for studies of Quaternary paleoecology worldwide, including in the Amazon at specific sites, such as the region of Carajas, Lake Pata and Region Porto Velho in Rondonia state making it necessary to register in the central southern region. We collected
Publicado em: 2010
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11. Modelagem espacial de dados aerogeofísicos e interpretação de imagens SAR aplicados ao mapeamento geológico e metalogenético da região central do Domínio Bacajá, Estado do Pará / Spatial modeling of aerogeophysical data and interpretation of SAR images with application to geological and metallogenetic mapping of the central Bacajá Domain, State of Pará, Brazil
O Domínio Bacajá está localizado na parte leste do Cráton Amazônico, no âmbito da Província Maroni-Itacaúnas ou Transamazonas, de idade paleoproterozóica. A interpretação vigente dos limites entre as unidades litoestratigráficas que compõem o Domínio Bacajá foi baseada, sobretudo, em dados aerogeofísicos adquiridos na década de 1970. Entre 2
Publicado em: 2010
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12. Estratigrafia e petrogênese das sequências vulcânicas paleoproterozóicas na região de São Félix do Xingu (PA), Província Mineral de Carajás / Stratigraphy and petrogenesis of the paleoproterozoic volcanic sequences in the São Félix do Xingu (PA) region, Carajás Mineral Province
Near the São Félix do Xingu city, centersouth portion of the Pará state, in the context of the Carajás Mineral Province, occur extensive Paleoproterozoic volcanoplutonism (1.88 1.87 Ga) exceptionally well-preserved and grouped in the Sobreiro and Santa Rosa formations. These suites are generically correlated to Uatumã Supergroup volcanoplutonism, a magm
Publicado em: 2009